Why is neglecting to publish well-powered null findings considered costly to the scientific community?

Answer

Other researchers may waste valuable resources repeating identical or similar research paths only to arrive at the same conclusion.

Publishing negative findings acts as scientific stewardship, closing unproductive lines of inquiry and ensuring that intellectual and financial resources are redirected toward genuinely unanswered questions.

Why is neglecting to publish well-powered null findings considered costly to the scientific community?
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